Fixes nonetype handling #146

[0xInfection]

Which category is this pull request?

• [ ] A new feature/enhancement.
• [x] Fix an issue/feature-request.
• [ ] An improvement to existing modules.
• [ ] Other (Please mention below).

Where has this been tested?

• Python Version
  • [x] v3.x
  • [ ] v2.x
• Operating System:
  • [x] Linux (Ubuntu)
  • [ ] Windows
  • [ ] MacOS

Does this close any currently open issues?

146

Does this add any new dependency?

No

Does this add any new command line switch/argument?

No

[0xInfection]

OP confirma that the fix works. Merging in.